Pull MMC fixes from Ulf Hansson:
"MMC core:
- fix regressions detecting HS/HS DDR eMMC cards related to CMD6
MMC host:
- mmc: mxs-mmc: Fix additional cycles after transmission stop
- sdhci-acpi: Only powered up enabled acpi child devices
- meson: avoid possible NULL dereference"
* tag 'mmc-v4.10-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc:
mmc: core: Restore parts of the polling policy when switch to HS/HS DDR
mmc: mxs-mmc: Fix additional cycles after transmission stop
mmc: sdhci-acpi: Only powered up enabled acpi child devices
MMC: meson: avoid possible NULL dereference